here's a look at what the alliance's defense will look like on turkey's border to syria. >> it is designed to detect, intercept, and hit an enemy missile. there are batteries like these stationed in germany. some could be deployed to turkey within weeks. berlin is calling it a legitimate request from a nato ally. >> turkey has already been hit by cross-border mortar fire from syria, so it is understandable that turkey is holon and has asked the alliance for a sign of solidarity. refusing that request would have profound implications for the alliance and send the wrong signal to the regime of president assad. >> nato is warning damascus not to cross a red line, for instance, by using chemical weapons. >> the use of chemical weapons would be completely unacceptable for the whole international community, and if anybody resorts to these terrible weapons, i would expect an immediate reaction. >> apart from germany, the u.s. and netherlands are also expected to supply patriots. both have backed a rapid deployment to their nato allies. >> i think if one of our allies asks us to help with that, i